Get Extreme Speeds For Fast Transfer, App Performance, And 4K Uhd. Ideal For Your Android Smartphone, Action Cameras Or Drones, This High-Performance Microsd Card Does 4K Uhd Video Recording, Full Hd Video, And High-Resolution Photos. The Super-Fast Sandisk Extreme Microsdxc Memory Card Reads Up To 160Mb/S And Writes Up To 90Mb/S. Plus, It'S A2-Rated, So You Can Get Fast Application Performance For An Exceptional Smartphone Experience.